Taken from: http://www.soapoperafan.com/days/misc/facts.html . Which was last updated in 2004. So some of these might not apply anymore.

During the Myan Pyramid story line the plane John and Marlena were flying in had the call letters "NCC-1701", which is the id of the Starship Enterprise!

Captain Brock flew Marlena and Rachels' plane.

John Black's private plane is the "Black Hawk".

Judge Walker presided over the John Black trial in Aremid.

Mozart is one of Marlena's favorites.

One of Marlena's favorite movies is All Our Tomorrows.

Last year Marlena had to go back to the Dimera mansion to get a book called "A Bridge to Faith" of Roman's that he'd left behind. That's the exact same book Laura Horton gave to Marlena and she was reading it while she became possessed by the devil in 1995.

When Marlena and Rachel where going to L.A. Rachel's plastic surgery, John had 4 planes take off at once so that Stefano wouldn't know which one they where on, they were on plane number 3.

Marlena hasn't been imprisoned for almost 16 months! A NEW RECORD!!!

John & Marlena saw Grease on their first date after Roman let Marlena go.

Philip Kiriakis was born on the same day Salem discovered that Marlena was the desecrator, not knowing she was actually possessed by the devil.

When the scenes during Marlena's possession were taped, Marlena's voice was mechanically altered live during the taping, that is why during the whole possession, you may have noticed that nobody spoke immediately before or after the devil (Marlena).

John had a nanny named Bridgett Ferrand.

John and Gina first made love in January of 1983.

The view out Marlena's window is looking south from downtown San Francisco.

John and Marlena stayed at the Ihilani Resort on Oahu for their honeymoon.

Marlena's perfume is lavendar sky.

John loves apricot Danishes.

Marlena read "I Love You Forever" by Robert N Munsch to Belle when she would upset.

Marlena gave Will a teddy bear with one blue eye and one green eye, which Will named Mr. Fuzzy.

H653893 was Marlenas booking number when she was arrested as the stalker.

Johns password for laptop is Forest Alamain.

Raymond is the doorman at Marlenas building.

Joel is John's personal secretary at Basic Black.

John drives a black Lexus.